US PATENT SUBCLASS 34 / 436
.~.~.~ Gravity flow of treated material

Current as of: June, 1999
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34 /   HD   DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS

282  DF  PROCESS {24}
428  DF  .~ Cooling by gas or vapor contact {4}
435  DF  .~.~ Gas or vapor flow concurrent or countercurrent to treated material flow {1}
436.~.~.~ Gravity flow of treated material

DEFINITION

Classification: 34/436

Gravity flow of treated material:

(under subclass 435) Process wherein the motion of the treated material is due entirely to the effects of gravity.